answer

/ˈæn.sɚ/

名词

回答；作答；答应；答复；答案
I've just called him but there was no answer.
我刚给他打过电话，但没人接。
解决办法
It's a difficult situation and I don't know what the answer is.
这种局面很棘手，我不知道该怎么办。